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some changes to login.php #1

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some changes to login.php #1

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63 changes: 35 additions & 28 deletions login.php
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Original file line number Diff line number Diff line change
@@ -1,42 +1,48 @@
<?php
<?php
//If the page was gotten to by clicking the submit button then run the login() function
if($_POST){
if(isset($_POST['Submit'])){
login();
}
}

function generate_uid() {
$str1 = str_pad(dechex(mt_rand()), 8, "0", STR_PAD_LEFT);
$str2 = str_pad(dechex(mt_rand()), 8, "0", STR_PAD_LEFT);
return $str1 . $str2;
}

function login() {
//make sure user inputted a username
if(isset($_POST['username']) && $_POST['username'] != "") {
if(!isset($_COOKIE['uniqueID'])) {
//If no cookie is found on device add cookie
$expire=time()+60*60*24*30;//however long you want (current expires in 30 days)
setcookie('uniqueID', uniqid(), $expire);
}

//If no cookie is found on device add cookie
$expire=time()+60*60*24*30;//however long you want (current expires in 30 days)
$new_uniqueID = generate_uid();
setcookie('uniqueID', $new_uniqueID , $expire);

$username = $_POST['username'];
echo 'username: ' . $username . '</br>';

//database server
define('db_server', 'localhost');

//user, password, and database variables
$db_user = 'dro';
$db_password = 'password';
$db_dbname = 'saltybet';
//database server
define('db_server', 'localhost');

//connect to the database server
$db = mysql_connect(db_server, $db_user, $db_password);
if ($db) {
//select database name
mysql_select_db($db_dbname);
//user, password, and database variables
$db_user = 'dro';
$db_password = 'password';
$db_dbname = 'saltybet';

//connect to the database server
$db = mysql_connect(db_server, $db_user, $db_password);
if ($db) {
//select database name
mysql_select_db($db_dbname);

//check to see if user exists
$user_exists_query = 'SELECT * FROM users WHERE username=\'' . $username . '\';';
echo $user_exists_query . '</br>';
$user_exists = mysql_query($user_exists_query);
$unique_id_exists_query = 'SELECT * FROM users WHERE uniqueId=\'' . $_COOKIE['uniqueID'] . '\';';
$unique_id_exists_query = 'SELECT * FROM users WHERE uniqueId=\'' . $new_uniqueID . '\';';
echo $unique_id_exists_query . '</br>';
$unique_id_exists = mysql_query($unique_id_exists_query);

Expand All @@ -45,16 +51,17 @@ function login() {

if(mysql_num_rows($user_exists)==0 && mysql_num_rows($unique_id_exists) == 0) {
//Insert user by uniqueID into users table
$insert_query = "INSERT INTO users (uniqueId,username,saltyBucks) VALUES ('" . $_COOKIE['uniqueID'] . "','" . $username . "',10);";
$insert_query = "INSERT INTO users (uniqueId,username,saltyBucks)
VALUES ('" . $new_uniqueID . "','" . $username . "',10);";
echo $insert_query . '</br>';
mysql_query($insert_query, $db) or die("Error: ".mysql_error());

//Redirect back to test.php
header("Location: user.php");
die();
} else if(mysql_num_rows($unique_id_exists)!=0) {
echo 'Device is already registered';

//Redirect back to test.php
header("Location: user.php");
die();
Expand All @@ -63,23 +70,23 @@ function login() {
} else {
echo 'SHOULD NOT GET HERE!';
}
}
//close database connection
}
//close database connection
mysql_close($db);
} else {
echo 'Please input a username </br>';
}
}
?>

<H1>Login to Salty Bet Dream Casino</H1>
<h1>Welcome to Salty Bet Dream Casino</h1>
<form action="login.php" method="POST">
<table>
<tr>
<td>Username: <input type="text" id="username" name="username"/></td>
<td>Pick a username: <input type="text" id="username" name="username"/></td>
</tr>
<tr>
<td><input type="submit" name="Submit" value="Submit"/></td>
</tr>
</table>
</form>
</form>